Ecosystems
What do plants need to grow?
Light, water and air
What direction does the sun rise and set
Rises in the East.
Sets in the West.
Is melting ice a chemical or physical change?
P H Y S I C A L C H A N G E !
What was ONE of the reasons for the Age of Exploration?
-They wanted to find a new sea route to Asia
-They wanted knowledge
-Wanted to spread Christianity
-Wanted wealth and glory
-Wanted spices
How many years ago did Pangea break apart?
About 200 million years ago
What is the meaning of the word ecosystem?
A geographic area where plants, animals and other organisms work together to form a bubble of life.
What force holds the Earth in its orbit around the sun?
G R A V I T Y ! ! ! ! !
What are three examples of physical changes?
Boiling, clouding, dissolution, freezing, freeze-drying, frost, liquefaction, melting, smoke and vaporization
What is Christopher Columbus known for?
His 1492 discovery
How long did the Ice age last?
About 75,000 years
What are four types of ecosystems?
Desert, tundra, grassland and forest.
How many days does it take for the Earth to orbit the sun?
365
Why is conductivity important in water?
It can tell you how much dissolved substances, chemicals, and minerals are present in water
What was the Columbian Exchange?
It was an exchange of diseases, plants, ideas, food, crops, and populations between the New World and the Old World.
What are the Inuit goggles called?
Iggaak
What does biotic and abiotic mean?
Biotic-living
Abiotic-non-living
Which motion of the Earth makes the Sun appear to move across the sky?
R O T A T I O N !
What factors do not affect conductivity?
Temperature, dilution, and nature of electrolyte
What religious group controlled the trade between the Far East and Europe?
The Arabs
What is the main Mayan temple?
Calakmul
What is the cycle of a food chain?
Primary consumers, secondary consumers, tertiary consumers, decomposers.
At what time of day do shadows appear the longest?
Early morning and early evening
What are five things that are soluble in water
Salt, sugar, vinegar, coffee, lemon juice. Ect.
What triggered the Age of Exploration?
European counties wanted to find different trade routes to Asia
What is the main Aztec god?
Huitzilopochtli- god of the Aztec sun and war